build-performance.m4 revision 955:30b0abaa7185
1# 2# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4# 5# This code is free software; you can redistribute it and/or modify it 6# under the terms of the GNU General Public License version 2 only, as 7# published by the Free Software Foundation. Oracle designates this 8# particular file as subject to the "Classpath" exception as provided 9# by Oracle in the LICENSE file that accompanied this code. 10# 11# This code is distributed in the hope that it will be useful, but WITHOUT 12# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14# version 2 for more details (a copy is included in the LICENSE file that 15# accompanied this code). 16# 17# You should have received a copy of the GNU General Public License version 18# 2 along with this work; if not, write to the Free Software Foundation, 19# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20# 21# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22# or visit www.oracle.com if you need additional information or have any 23# questions. 24# 25 26AC_DEFUN([BPERF_CHECK_CORES], 27[ 28 AC_MSG_CHECKING([for number of cores]) 29 NUM_CORES=1 30 FOUND_CORES=no 31 32 if test -f /proc/cpuinfo; then 33 # Looks like a Linux (or cygwin) system 34 NUM_CORES=`cat /proc/cpuinfo | grep -c processor` 35 FOUND_CORES=yes 36 elif test -x /usr/sbin/psrinfo; then 37 # Looks like a Solaris system 38 NUM_CORES=`LC_MESSAGES=C /usr/sbin/psrinfo -v | grep -c on-line` 39 FOUND_CORES=yes 40 elif test -x /usr/sbin/system_profiler; then 41 # Looks like a MacOSX system 42 NUM_CORES=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Cores' | awk '{print [$]5}'` 43 FOUND_CORES=yes 44 elif test "x$OPENJDK_BUILD_OS" = xaix ; then 45 NUM_CORES=`/usr/sbin/prtconf | grep "^Number Of Processors" | awk '{ print [$]4 }'` 46 FOUND_CORES=yes 47 elif test -n "$NUMBER_OF_PROCESSORS"; then 48 # On windows, look in the env 49 NUM_CORES=$NUMBER_OF_PROCESSORS 50 FOUND_CORES=yes 51 fi 52 53 if test "x$FOUND_CORES" = xyes; then 54 AC_MSG_RESULT([$NUM_CORES]) 55 else 56 AC_MSG_RESULT([could not detect number of cores, defaulting to 1]) 57 AC_MSG_WARN([This will disable all parallelism from build!]) 58 fi 59]) 60 61AC_DEFUN([BPERF_CHECK_MEMORY_SIZE], 62[ 63 AC_MSG_CHECKING([for memory size]) 64 # Default to 1024 MB 65 MEMORY_SIZE=1024 66 FOUND_MEM=no 67 68 if test -f /proc/meminfo; then 69 # Looks like a Linux (or cygwin) system 70 MEMORY_SIZE=`cat /proc/meminfo | grep MemTotal | awk '{print [$]2}'` 71 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024` 72 FOUND_MEM=yes 73 elif test -x /usr/sbin/prtconf; then 74 # Looks like a Solaris or AIX system 75 MEMORY_SIZE=`/usr/sbin/prtconf | grep "^Memory [[Ss]]ize" | awk '{ print [$]3 }'` 76 FOUND_MEM=yes 77 elif test -x /usr/sbin/system_profiler; then 78 # Looks like a MacOSX system 79 MEMORY_SIZE=`/usr/sbin/system_profiler -detailLevel full SPHardwareDataType | grep 'Memory' | awk '{print [$]2}'` 80 MEMORY_SIZE=`expr $MEMORY_SIZE \* 1024` 81 FOUND_MEM=yes 82 elif test "x$OPENJDK_BUILD_OS" = xwindows; then 83 # Windows, but without cygwin 84 MEMORY_SIZE=`wmic computersystem get totalphysicalmemory -value | grep = | cut -d "=" -f 2-` 85 MEMORY_SIZE=`expr $MEMORY_SIZE / 1024 / 1024` 86 FOUND_MEM=yes 87 fi 88 89 if test "x$FOUND_MEM" = xyes; then 90 AC_MSG_RESULT([$MEMORY_SIZE MB]) 91 else 92 AC_MSG_RESULT([could not detect memory size, defaulting to 1024 MB]) 93 AC_MSG_WARN([This might seriously impact build performance!]) 94 fi 95]) 96 97AC_DEFUN_ONCE([BPERF_SETUP_BUILD_CORES], 98[ 99 # How many cores do we have on this build system? 100 AC_ARG_WITH(num-cores, [AS_HELP_STRING([--with-num-cores], 101 [number of cores in the build system, e.g. --with-num-cores=8 @<:@probed@:>@])]) 102 if test "x$with_num_cores" = x; then 103 # The number of cores were not specified, try to probe them. 104 BPERF_CHECK_CORES 105 else 106 NUM_CORES=$with_num_cores 107 fi 108 AC_SUBST(NUM_CORES) 109]) 110 111AC_DEFUN_ONCE([BPERF_SETUP_BUILD_MEMORY], 112[ 113 # How much memory do we have on this build system? 114 AC_ARG_WITH(memory-size, [AS_HELP_STRING([--with-memory-size], 115 [memory (in MB) available in the build system, e.g. --with-memory-size=1024 @<:@probed@:>@])]) 116 if test "x$with_memory_size" = x; then 117 # The memory size was not specified, try to probe it. 118 BPERF_CHECK_MEMORY_SIZE 119 else 120 MEMORY_SIZE=$with_memory_size 121 fi 122 AC_SUBST(MEMORY_SIZE) 123]) 124 125AC_DEFUN_ONCE([BPERF_SETUP_BUILD_JOBS], 126[ 127 # Provide a decent default number of parallel jobs for make depending on 128 # number of cores, amount of memory and machine architecture. 129 AC_ARG_WITH(jobs, [AS_HELP_STRING([--with-jobs], 130 [number of parallel jobs to let make run @<:@calculated based on cores and memory@:>@])]) 131 if test "x$with_jobs" = x; then 132 # Number of jobs was not specified, calculate. 133 AC_MSG_CHECKING([for appropriate number of jobs to run in parallel]) 134 # Approximate memory in GB, rounding up a bit. 135 memory_gb=`expr $MEMORY_SIZE / 1100` 136 # Pick the lowest of memory in gb and number of cores. 137 if test "$memory_gb" -lt "$NUM_CORES"; then 138 JOBS="$memory_gb" 139 else 140 JOBS="$NUM_CORES" 141 # On bigger machines, leave some room for other processes to run 142 if test "$JOBS" -gt "4"; then 143 JOBS=`expr $JOBS '*' 90 / 100` 144 fi 145 fi 146 # Cap number of jobs to 16 147 if test "$JOBS" -gt "16"; then 148 JOBS=16 149 fi 150 if test "$JOBS" -eq "0"; then 151 JOBS=1 152 fi 153 AC_MSG_RESULT([$JOBS]) 154 else 155 JOBS=$with_jobs 156 fi 157 AC_SUBST(JOBS) 158]) 159 160AC_DEFUN([BPERF_SETUP_CCACHE], 161[ 162 AC_ARG_ENABLE([ccache], 163 [AS_HELP_STRING([--enable-ccache], 164 [enable using ccache to speed up recompilations @<:@disabled@:>@])]) 165 166 CCACHE= 167 AC_MSG_CHECKING([is ccache enabled]) 168 ENABLE_CCACHE=$enable_ccache 169 if test "x$enable_ccache" = xyes; then 170 AC_MSG_RESULT([yes]) 171 OLD_PATH="$PATH" 172 if test "x$TOOLS_DIR" != x; then 173 PATH=$TOOLS_DIR:$PATH 174 fi 175 BASIC_REQUIRE_PROGS(CCACHE, ccache) 176 CCACHE_STATUS="enabled" 177 PATH="$OLD_PATH" 178 elif test "x$enable_ccache" = xno; then 179 AC_MSG_RESULT([no, explicitly disabled]) 180 elif test "x$enable_ccache" = x; then 181 AC_MSG_RESULT([no]) 182 else 183 AC_MSG_RESULT([unknown]) 184 AC_MSG_ERROR([--enable-ccache does not accept any parameters]) 185 fi 186 AC_SUBST(CCACHE) 187 188 AC_ARG_WITH([ccache-dir], 189 [AS_HELP_STRING([--with-ccache-dir], 190 [where to store ccache files @<:@~/.ccache@:>@])]) 191 192 if test "x$with_ccache_dir" != x; then 193 # When using a non home ccache directory, assume the use is to share ccache files 194 # with other users. Thus change the umask. 195 SET_CCACHE_DIR="CCACHE_DIR=$with_ccache_dir CCACHE_UMASK=002" 196 if test "x$CCACHE" = x; then 197 AC_MSG_WARN([--with-ccache-dir has no meaning when ccache is not enabled]) 198 fi 199 fi 200 201 if test "x$CCACHE" != x; then 202 BPERF_SETUP_CCACHE_USAGE 203 fi 204]) 205 206AC_DEFUN([BPERF_SETUP_CCACHE_USAGE], 207[ 208 if test "x$CCACHE" != x; then 209 # Only use ccache if it is 3.1.4 or later, which supports 210 # precompiled headers. 211 AC_MSG_CHECKING([if ccache supports precompiled headers]) 212 HAS_GOOD_CCACHE=`($CCACHE --version | head -n 1 | grep -E 3.1.@<:@456789@:>@) 2> /dev/null` 213 if test "x$HAS_GOOD_CCACHE" = x; then 214 AC_MSG_RESULT([no, disabling ccache]) 215 CCACHE= 216 CCACHE_STATUS="disabled" 217 else 218 AC_MSG_RESULT([yes]) 219 AC_MSG_CHECKING([if C-compiler supports ccache precompiled headers]) 220 PUSHED_FLAGS="$CXXFLAGS" 221 CXXFLAGS="-fpch-preprocess $CXXFLAGS" 222 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [])], [CC_KNOWS_CCACHE_TRICK=yes], [CC_KNOWS_CCACHE_TRICK=no]) 223 CXXFLAGS="$PUSHED_FLAGS" 224 if test "x$CC_KNOWS_CCACHE_TRICK" = xyes; then 225 AC_MSG_RESULT([yes]) 226 else 227 AC_MSG_RESULT([no, disabling ccaching of precompiled headers]) 228 CCACHE= 229 CCACHE_STATUS="disabled" 230 fi 231 fi 232 fi 233 234 if test "x$CCACHE" != x; then 235 CCACHE_SLOPPINESS=time_macros 236 CCACHE="CCACHE_COMPRESS=1 $SET_CCACHE_DIR CCACHE_SLOPPINESS=$CCACHE_SLOPPINESS $CCACHE" 237 CCACHE_FLAGS=-fpch-preprocess 238 239 if test "x$SET_CCACHE_DIR" != x; then 240 mkdir -p $CCACHE_DIR > /dev/null 2>&1 241 chmod a+rwxs $CCACHE_DIR > /dev/null 2>&1 242 fi 243 fi 244]) 245 246AC_DEFUN_ONCE([BPERF_SETUP_PRECOMPILED_HEADERS], 247[ 248 249 ############################################################################### 250 # 251 # Can the C/C++ compiler use precompiled headers? 252 # 253 AC_ARG_ENABLE([precompiled-headers], [AS_HELP_STRING([--disable-precompiled-headers], 254 [disable using precompiled headers when compiling C++ @<:@enabled@:>@])], 255 [ENABLE_PRECOMPH=${enable_precompiled_headers}], [ENABLE_PRECOMPH=yes]) 256 257 USE_PRECOMPILED_HEADER=1 258 if test "x$ENABLE_PRECOMPH" = xno; then 259 USE_PRECOMPILED_HEADER=0 260 fi 261 262 if test "x$ENABLE_PRECOMPH" = xyes; then 263 # Check that the compiler actually supports precomp headers. 264 if test "x$GCC" = xyes; then 265 AC_MSG_CHECKING([that precompiled headers work]) 266 echo "int alfa();" > conftest.h 267 $CXX -x c++-header conftest.h -o conftest.hpp.gch 2>&AS_MESSAGE_LOG_FD >&AS_MESSAGE_LOG_FD 268 if test ! -f conftest.hpp.gch; then 269 USE_PRECOMPILED_HEADER=0 270 AC_MSG_RESULT([no]) 271 else 272 AC_MSG_RESULT([yes]) 273 fi 274 rm -f conftest.h conftest.hpp.gch 275 fi 276 fi 277 278 AC_SUBST(USE_PRECOMPILED_HEADER) 279]) 280 281 282AC_DEFUN_ONCE([BPERF_SETUP_SMART_JAVAC], 283[ 284 AC_ARG_WITH(sjavac-server-java, [AS_HELP_STRING([--with-sjavac-server-java], 285 [use this java binary for running the sjavac background server @<:@Boot JDK java@:>@])]) 286 287 if test "x$with_sjavac_server_java" != x; then 288 SJAVAC_SERVER_JAVA="$with_sjavac_server_java" 289 FOUND_VERSION=`$SJAVAC_SERVER_JAVA -version 2>&1 | grep " version \""` 290 if test "x$FOUND_VERSION" = x; then 291 AC_MSG_ERROR([Could not execute server java: $SJAVAC_SERVER_JAVA]) 292 fi 293 else 294 SJAVAC_SERVER_JAVA="" 295 # Hotspot specific options. 296 ADD_JVM_ARG_IF_OK([-verbosegc],SJAVAC_SERVER_JAVA,[$JAVA]) 297 # JRockit specific options. 298 ADD_JVM_ARG_IF_OK([-Xverbose:gc],SJAVAC_SERVER_JAVA,[$JAVA]) 299 SJAVAC_SERVER_JAVA="$JAVA $SJAVAC_SERVER_JAVA" 300 fi 301 AC_SUBST(SJAVAC_SERVER_JAVA) 302 303 if test "$MEMORY_SIZE" -gt "2500"; then 304 ADD_JVM_ARG_IF_OK([-d64],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 305 if test "$JVM_ARG_OK" = true; then 306 JVM_64BIT=true 307 JVM_ARG_OK=false 308 fi 309 fi 310 311 if test "$JVM_64BIT" = true; then 312 if test "$MEMORY_SIZE" -gt "17000"; then 313 ADD_JVM_ARG_IF_OK([-Xms10G -Xmx10G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 314 fi 315 if test "$MEMORY_SIZE" -gt "10000" && test "$JVM_ARG_OK" = false; then 316 ADD_JVM_ARG_IF_OK([-Xms6G -Xmx6G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 317 fi 318 if test "$MEMORY_SIZE" -gt "5000" && test "$JVM_ARG_OK" = false; then 319 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx3G],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 320 fi 321 if test "$MEMORY_SIZE" -gt "3800" && test "$JVM_ARG_OK" = false; then 322 ADD_JVM_ARG_IF_OK([-Xms1G -Xmx2500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 323 fi 324 fi 325 if test "$MEMORY_SIZE" -gt "2500" && test "$JVM_ARG_OK" = false; then 326 ADD_JVM_ARG_IF_OK([-Xms1000M -Xmx1500M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 327 fi 328 if test "$MEMORY_SIZE" -gt "1000" && test "$JVM_ARG_OK" = false; then 329 ADD_JVM_ARG_IF_OK([-Xms400M -Xmx1100M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 330 fi 331 if test "$JVM_ARG_OK" = false; then 332 ADD_JVM_ARG_IF_OK([-Xms256M -Xmx512M],SJAVAC_SERVER_JAVA,[$SJAVAC_SERVER_JAVA]) 333 fi 334 335 AC_MSG_CHECKING([whether to use sjavac]) 336 AC_ARG_ENABLE([sjavac], [AS_HELP_STRING([--enable-sjavac], 337 [use sjavac to do fast incremental compiles @<:@disabled@:>@])], 338 [ENABLE_SJAVAC="${enableval}"], [ENABLE_SJAVAC='no']) 339 AC_MSG_RESULT([$ENABLE_SJAVAC]) 340 AC_SUBST(ENABLE_SJAVAC) 341 342 if test "x$ENABLE_SJAVAC" = xyes; then 343 SJAVAC_SERVER_DIR="$OUTPUT_ROOT/javacservers" 344 else 345 SJAVAC_SERVER_DIR= 346 fi 347 AC_SUBST(SJAVAC_SERVER_DIR) 348]) 349